Shape deformation using freeform deformation axis. - Eisung Sohn; Yoon-Chul Choy (SIGGRAPH Posters, 2012)

Sketch-n-Stretch: Sketching Animations Using Cutouts. - Eisung Sohn; Yoon-Chul Choy (IEEE Computer Graphics and Applications, 2012)

A sketch-based interface to modify and reproduce motion sequences. - Hyunho Jang; Jaewoong Jeon; Eisung Sohn; Soon-Bum Lim; Yoon-Chul Choy (Multim. Tools Appl., 2014)